FERROXCUBE 3H3

FERROXCUBE
DATA SHEET
3H3
Material specification
Supersedes data of September 2004
2008 Sep 01
Ferroxcube
Material specification
3H3
3H3 SPECIFICATIONS
A low frequency filter material optimized for
frequencies up to 0.2 MHz.
CONDITIONS
VALUE
µi
25 °C; ≤10 kHz; 0.25 mT 2000 ±20%
B
25 °C; 10 kHz;
1200 A/ m
≈ 360
100 °C; 10 kHz;
1200 A/ m
≈ 270
tanδ/µi
25 °C; 0.25 mT; 30 kHz
25 °C; 0.25 mT; 100 kHz
≤1.6 × 10−6
≤2.5 × 10−6
ηB
25 °C; 100 kHz;
1.5 to 3 mT
0.25 mT; 10 kHz: 25 °C
≤0.6 × 10−3
40 °C
≤3 × 10−6
DF
αF
≤10 kHz; 0.25 mT;
5 to 25 °C
25 to 55 °C
25 to 70 °C
ρ
DC; 25 °C
TC
density
3H3
µ's , µ''s
UNIT
10 3
mT
µ's
µ''s
10 2
T−1
≤3 × 10−6
10
10 1
1
10
f (MHz)
10 2
K−1
(0.7 ±0.3) × 10−6
(0.7 ±0.3) × 10−6
(0.7 ±0.3) × 10−6
≈2
Ωm
≥160
≈4700
°C
kg/m3
Fig.1
500
25 oC
100 oC
handbook, halfpage
3H3
µi
Complex permeability as
a function of frequency.
MBW276
MBW275
5000
handbook, halfpage
B
(mT)
4000
400
3000
300
2000
200
1000
100
0
50
MBW274
10 4
handbook, halfpage
3H3
0
50
Fig.2
2008 Sep 01
150
T ( o C)
250
25
0
25
50
150
250
H (A/m)
Initial permeability as a
function of temperature.
Fig.3 Typical B-H loops.
197
Ferroxcube
Material specification
3H3
DATA SHEET STATUS DEFINITIONS
DATA SHEET
STATUS
PRODUCT
STATUS
DEFINITIONS
Preliminary
specification
Development
This data sheet contains preliminary data. Ferroxcube reserves the right to
make changes at any time without notice in order to improve design and
supply the best possible product.
Product specification
Production
This data sheet contains final specifications. Ferroxcube reserves the right
to make changes at any time without notice in order to improve design and
supply the best possible product.
DISCLAIMER
Life support applications  These products are not designed for use in life support appliances, devices, or systems
where malfunction of these products can reasonably be expected to result in personal injury. Ferroxcube customers
using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Ferroxcube
for any damages resulting from such application.
PRODUCT STATUS DEFINITIONS
STATUS
INDICATION
DEFINITION
Prototype
These are products that have been made as development samples for the purposes of
technical evaluation only. The data for these types is provisional and is subject to
change.
Design-in
These products are recommended for new designs.
Preferred
These products are recommended for use in current designs and are available via our
sales channels.
Support
These products are not recommended for new designs and may not be available
through all of our sales channels. Customers are advised to check for availability.
2008 Sep 01
198